EShopServlet Class Reference

#include <EShopServlet.h>

Inheritance diagram for EShopServlet:

Public Member Functions
String	readTemplate (const wchar_t *filename) const __DCL_THROWS1(IOException *)
Public Member Functions inherited from Object
virtual String	toString () const
virtual void	destroy ()
String	className () const
bool	isInstanceOf (const std::type_info &typeinfo) const
virtual const std::type_info &	typeInfo () const

Protected Member Functions
virtual void	onInitialize () __DCL_THROWS1(Exception *)
virtual void	onCleanup () __DCL_THROWS1(Exception *)
virtual void	onService (HttpServletContextEx &ctx) __DCL_THROWS1(Exception *)
Protected Member Functions inherited from Object
virtual	~Object ()
	Object ()

Additional Inherited Members
Static Public Member Functions inherited from HttpServlet
static bool	__initialize (HttpServlet *_servlet, const DCL_HTTP_SERVLET_CONFIG *_config, void *hErrorReport)
static bool	__cleanup (HttpServlet *_servlet, void *hErrorReport)
static bool	__httpService (HttpServlet *_servlet, const DCL_HTTP_SERVLET_CONTEXT *_context, void *hErrorReport)
Protected Attributes inherited from HttpServletEx
size_t	__maxContentLength
Protected Attributes inherited from HttpServlet
const wchar_t *	__moduleName
const wchar_t *	__configPath
const wchar_t *	__tempPath
const DCL_HTTP_SERVER_API *	__SAPI

Detailed Description

Definition at line 20 of file EShopServlet.h.

Member Function Documentation

onCleanup()

void EShopServlet::onCleanup ( )

protectedvirtual

Reimplemented from HttpServlet.

Definition at line 97 of file EShopServlet.cpp.

{
    if (__pSQLConnPool) {
        delete __pSQLConnPool;
        __pSQLConnPool = NULL;
    }
 
    if (__pHead) {
        delete __pHead;
        __pHead = NULL;
    }
 
    if (__pFoot) {
        delete __pFoot;
        __pFoot = NULL;
    }
 
    if (__pViewOrder) {
        delete __pViewOrder;
        __pViewOrder = NULL;
    }
 
    if (__pViewProduct) {
        delete __pViewProduct;
        __pViewProduct = NULL;
    }
 
    if (__pViewShoppingBasket) {
        delete __pViewShoppingBasket;
        __pViewShoppingBasket = NULL;
    }   
 
    HttpServlet::onCleanup();
    __DCL_TRACE0(L"onCleanup()\n");
}

onInitialize()

void EShopServlet::onInitialize ( )

protectedvirtual

Reimplemented from HttpServletEx.

Definition at line 39 of file EShopServlet.cpp.

{
    HttpServlet::onInitialize();   // 항상 true
 
#ifdef __WINNT__
#define INI_FILENAME L"HSAEShop_w.ini"
#else
#define INI_FILENAME L"HSAEShop.ini"
#endif
 
    String strIniFile = getIniFileName(INI_FILENAME);
    if (strIniFile.isEmpty()) {
        __DCL_TRACE1(L"not found : %ls\n", strIniFile.data());
        return;
    }
 
    String strSQLDriverName;
    String strSQLConnectionString;
 
    try {
        IniFile ini(strIniFile);
 
#ifdef __DCL_DEBUG
        String strEnableDebugOut = ini.getString(L"DEBUG", L"ENABLE_DEBUG_OUT");
        if (strEnableDebugOut.compareNoCase(L"FALSE") == 0)
            HttpServletEx::__enableDebugOut = false;
#endif
 
        strSQLDriverName = ini.getString(L"DATABASE", L"DRIVER");
        strSQLConnectionString = ini.getString(L"DATABASE", L"CONNECT");
 
        __DCL_TRACE3(L"%ls, %ls, %ls\n",
            strIniFile.data(),
            strSQLDriverName.data(),
            strSQLConnectionString.data()
        );
 
        __strTemplateDir = ini.getString(L"HTML_TEMPLATE", L"DIR");
 
        __pSQLConnPool = new SQLConnectionPool(
            strSQLConnectionString,
            strSQLDriverName
        );
 
        __pHead = new TextTemplate(readTemplate(L"header.html"));
        __pFoot = new TextTemplate(readTemplate(L"footer.html"));
        __pViewProduct = new TextTemplate(readTemplate(L"view_product.html"));
        __pViewShoppingBasket = new TextTemplate(readTemplate(L"view_shopping_basket.html"));
        __pViewOrder = new TextTemplate(readTemplate(L"view_order.html"));
    }
    catch (Exception* e) {
        __DCL_TRACE1(L"Init Failed %ls\n", e->toStringAll().data());
        e->destroy();
 
        onCleanup();
    }
}

onService()

void EShopServlet::onService ( HttpServletContextEx & ctx )

protectedvirtual

Implements HttpServletEx.

Definition at line 133 of file EShopServlet.cpp.

{
    if (!(ctx.methodNo() == HTTP_METHOD_GET
        || ctx.methodNo() == HTTP_METHOD_POST)
    ) {
        // GET나 POST 아니면
        ctx.setStatusCode(HTTP_STATUS_METHOD_NOT_ALLOWED);
        return;
    }
 
    __DCL_ASSERT(__pSQLConnPool != NULL);
    __DCL_ASSERT(__pHead != NULL);
    __DCL_ASSERT(__pFoot != NULL);
    __DCL_ASSERT(__pViewProduct != NULL);
 
    SQLConnection* pSQLConn = __pSQLConnPool->getConnection();
    if (!pSQLConn) {
        printError(ctx, L"데이터베이스 서버에 연결할 수 없습니다.");
        return;
    }
 
    try {
        if (pSQLConn->canTransact()) {
            pSQLConn->startTrans();
        }
 
        Writer& out = ctx.writer();
        EShopSession session(ctx, pSQLConn);
        switch(session.command()) {
            case CM_LOGIN: {
                if (session.login(ctx.__formMap))
                    session.setCommand(CM_VIEW_PRODUCT);
                else
                    session.setCommand(CM_VIEW_LOGIN_FORM);
                break;
            }
            case CM_LOGOUT: {
                session.logout();
                session.setCommand(CM_ABOUT);
            }
        }
 
        // 복사본을 만들어 템플릿의 메크로들을 완성한다.
 
        printPageHeader(out, session);
 
        switch(session.command()) {
            case CM_VIEW_PRODUCT: {
                onViewProduct(ctx, session);
                break;
            }
            case CM_VIEW_LOGIN_FORM: {
                printLoginForm(out);
                break;
            }
            case CM_VIEW_SHOPPING_BASKET: {
                onViewShoppingBasket(ctx, session);
                break;
            }
            case CM_ORDER :
            case CM_VIEW_ORDER: {
                onViewOrder(ctx, session);
                break;
            }
            case CM_VIEW_QNA: {
                VisitorBook vb(
                    COMMAND_STR,
                    CM_VIEW_QNA,
                    L"vcm",
                    *this);
                if (!vb.onVisitorBook(ctx, out, pSQLConn)) {
                    printFile(out, L"notfound.html");
                }
                break;
            }
            case CM_SALES_REPORT: {
                if (session.isAdmin())
                    onViewSalesReport(ctx, session);
                else
                    printLoginForm(out);
                break;
            }
            case CM_SESSION_MANAGEMENT: {
                session.onViewSessions(
                    ctx.__queryMap,
                    out,
                    COMMAND_STR,
                    CM_SESSION_MANAGEMENT,
                    L"vses",
                    *this
                );
                break;
            }
            case CM_ABOUT: {
                printFile(out, L"about.html");
                break;
            }
            default: {
                printFile(out, L"notfound.html");
            }
        }
 
        if (pSQLConn->inTransaction()) {
            pSQLConn->commitTrans();
        }
        __pSQLConnPool->release(pSQLConn);
        pSQLConn = NULL;
 
        TextTemplate tplFooter = *__pFoot;
        out << tplFooter;
 
        ctx.setContentType(L"text/html");
        ctx.setStatusCode(HTTP_STATUS_OK);    // HTTP_OK
    }
    catch (Exception* _e) {
        if (pSQLConn) {
            if (pSQLConn->inTransaction()) {
                pSQLConn->rollbackTrans();
            }
            __pSQLConnPool->release(pSQLConn);
        }
        throw _e;
    }
}

readTemplate()

String EShopServlet::readTemplate

(

const wchar_t *

filename

)

const

Definition at line 394 of file EShopServlet.cpp.

{
    String path = __strTemplateDir;
    if (!path.endsWith(L"/")) {
        path = path + L"/";
    }
    path = path + _filename;
 
    __DCL_TRACE1(L"readTemplate [%ls]\n", path.data());
 
    UTF8Decoder dec;
    return Files::readText(path, dec);
}

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The documentation for this class was generated from the following files:

• EShopServlet.h
• EShopServlet.cpp
• ViewOrder.cpp
• ViewProduct.cpp
• ViewSalesReport.cpp
• ViewShoppingBasket.cpp